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Merge "Add another test for weak-reference"

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This commit is contained in:
Dmitriy Ivanov 2014-12-16 22:01:47 +00:00 committed by Gerrit Code Review
commit 92b9cb2c89
3 changed files with 47 additions and 1 deletions
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14
tests/dlfcn_test.cpp
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@ -819,7 +819,7 @@ TEST(dlfcn, rtld_next_known_symbol) {
TEST(dlfcn, dlsym_weak_func) {
dlerror();
void* handle = dlopen("libtest_dlsym_weak_func.so",RTLD_NOW);
void* handle = dlopen("libtest_dlsym_weak_func.so", RTLD_NOW);
ASSERT_TRUE(handle != NULL);
int (*weak_func)();
@ -829,6 +829,18 @@ TEST(dlfcn, dlsym_weak_func) {
dlclose(handle);
}
TEST(dlfcn, dlopen_undefined_weak_func) {
test_isolated([] {
void* handle = dlopen("libtest_dlopen_weak_undefined_func.so", RTLD_NOW);
ASSERT_TRUE(handle != nullptr) << dlerror();
int (*weak_func)();
weak_func = reinterpret_cast<int (*)()>(dlsym(handle, "use_weak_undefined_func"));
ASSERT_TRUE(weak_func != nullptr) << dlerror();
EXPECT_EQ(6551, weak_func());
dlclose(handle);
});
}
TEST(dlfcn, dlopen_symlink) {
void* handle1 = dlopen("libdlext_test.so", RTLD_NOW);
void* handle2 = dlopen("libdlext_test_v2.so", RTLD_NOW);

9
tests/libs/Android.mk
View file

@ -358,3 +358,12 @@ libtest_dlsym_weak_func_src_files := \
module := libtest_dlsym_weak_func
include $(LOCAL_PATH)/Android.build.testlib.mk
# -----------------------------------------------------------------------------
# Library with weak undefined function
# -----------------------------------------------------------------------------
libtest_dlopen_weak_undefined_func_src_files := \
dlopen_weak_undefined.cpp
module := libtest_dlopen_weak_undefined_func
include $(LOCAL_PATH)/Android.build.testlib.mk

25
tests/libs/dlopen_weak_undefined.cpp Normal file
View file

@ -0,0 +1,25 @@
/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
extern "C" int __attribute__((weak)) weak_undefined_func();
extern "C" int use_weak_undefined_func() {
if (weak_undefined_func) {
return weak_undefined_func();
} else {
return 6551;
}
}